| .\" Copyright (c) Bruno Haible <haible@clisp.cons.org> |
| .\" |
| .\" %%%LICENSE_START(GPLv2+_DOC_ONEPARA) |
| .\" This is free documentation; you can redistribute it and/or |
| .\" modify it under the terms of the GNU General Public License as |
| .\" published by the Free Software Foundation; either version 2 of |
| .\" the License, or (at your option) any later version. |
| .\" %%%LICENSE_END |
| .\" |
| .\" References consulted: |
| .\" GNU glibc-2 source code and manual |
| .\" Dinkumware C library reference http://www.dinkumware.com/ |
| .\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html |
| .\" ISO/IEC 9899:1999 |
| .\" |
| .TH WCSLEN 3 2015-08-08 "GNU" "Linux Programmer's Manual" |
| .SH NAME |
| wcslen \- determine the length of a wide-character string |
| .SH SYNOPSIS |
| .nf |
| .B #include <wchar.h> |
| .sp |
| .BI "size_t wcslen(const wchar_t *" s ); |
| .fi |
| .SH DESCRIPTION |
| The |
| .BR wcslen () |
| function is the wide-character equivalent |
| of the |
| .BR strlen (3) |
| function. |
| It determines the length of the wide-character string pointed to |
| by |
| .IR s , |
| excluding the terminating null wide character (L\(aq\\0\(aq). |
| .SH RETURN VALUE |
| The |
| .BR wcslen () |
| function returns the |
| number of wide characters in |
| .IR s . |
| .SH ATTRIBUTES |
| For an explanation of the terms used in this section, see |
| .BR attributes (7). |
| .TS |
| allbox; |
| lb lb lb |
| l l l. |
| Interface Attribute Value |
| T{ |
| .BR wcslen () |
| T} Thread safety MT-Safe |
| .TE |
| .SH CONFORMING TO |
| POSIX.1-2001, POSIX.1-2008, C99. |
| .SH SEE ALSO |
| .BR strlen (3) |